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Tuesday
WordNet
noun
(1) The third day of the week; the second working day
WiktionaryText
Etymology
Tewesday, from Tīwesdæg (a rendering of dies Martis) from Tīw, the Germanic counterpart of the Roman god Mars, from Proto-Germanic *Tiwaz, god of the sky, from Proto-Indo-European base *dyeu-, to shine, + dæg day